Lead Web Developer (Remote)

Remote   |   Full Time

About Pathcore

Pathcore is a Toronto-based software company specializing in whole slide digital pathology image management and workflow. The company develops leading enterprise-grade software for managing big pathology data which supports cancer informatics and healthcare IT. We are located in downtown Toronto, steps away from Queen’s Park metro station and the MaRS discovery district.


About the Position

Pathcore is recruiting an energetic, detailed-oriented and experienced developer to lead our web development team and support the development of several applications for digital pathology . The successful candidate will be expected to assess and scope complex problems, design robust solutions, and oversee and contribute to the technical development of web applications (Flow, Live, Scholar) designed for viewing, annotating, and analysis of extremely large datasets, specifically whole slide images (WSI). 


The candidate will contribute to development and will be responsible for ensuring development targets are met in a timely fashion, as part of the Engineering department,  by  providing oversight and mentoring to junior developers. The Lead Web Developer will continually strive to improve development processes, leading to development of  high-quality, well-tested, and user-friendly software. We expect responsibilities will be dynamic and expand as we strive to meet our clients’ needs.



This is a remote position. Applicants from all parts of Canada are encouraged to apply. 



  • Strive to achieve a 50-50 ratio between team management and software development tasks

  • Take an active role in understanding technical requirements and devise solutions for achieving them

  • Work closely with other members in the Engineering team to develop architecture and create implementation plans

  • Assess tasks to determine the effort required and estimate complexity

  • Support the web development team in carrying out tasks on a routine basis

  • Lead and mentor other developers towards best practices and high development standard

  • Review, test and enhance existing features

  • Performance tuning, testing, and documentation


  • 5+ years of professional experience with developing web applications

  • Excellent English communication skills; both verbal and written

  • Ability to develop comprehensive and well designed solutions for complex problems

  • Enjoy mentoring and leading a team of developers and be accountable for their results

  • Detail-oriented with the ability to learn new technologies and libraries through self-study

  • Strong understanding of frontend frameworks such as React (preferred) or similar frameworks

  • Extensive experience with developing web application backends using Flask (preferred), Django, Rails, Express, or equivalent frameworks

  • Experience developing, optimizing and debugging complex  SQL databases 

  • Past experience with using software development tools and methods (source control, unit testing, bug tracking, continuous integration, etc.)

  • Experience deploying software on cloud platforms (e.g. GCP, AWS, Microsoft Azure)

Desired Experience

  • Software development  for medical imaging, or microscopy

  • Medical image analysis (i.e. algorithm development) background and/or training

  • Leadership and management experience


  • Salary commensurate with experience and qualifications

  • Medical and health benefits package

  • Remote work expenses allowance

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